--- You know I gave up the job as a waiter and went to the little company．

--- That's ____ you've made a mistake．That company isn't well managed．

　　　 A．what　 　　　　　　　 B．why　 　　　　　　　 C．where　　 　　　　　 D．how

It's too messy in your room．Look, by the bed ____ a pile of dirty clothes．

       A．a(chǎn)re lied                B．lay                       C．a(chǎn)re lying              D．lies

Thinking of his son, who was killed in a traffic accident, __     ．

       A．his heart sank                            B．he was in deep sorrow

       C．Tears came into his eyes                   D．we found him in tears

--- How I wish I ____ the key with me!

--- Then you would not have to wait for your wife's rescue．

　　　 A．had had　 　　　　　　 B．have had　 　　　　 C．had　　　 　　　　　 D．have

--- Mary didn't turn up last time, did she?

--- No, she ___．We had changed our plan．

　　　 A．didn't need to come　 　　　　　　　　　　　　　　　 B．needn't have come

　　　 C．shouldn't have come　　　 　　　　　　　　　　 D．needn't have to come

--- Have you read the novel?

--- Yes．I ____ it three times while I was in university．

　　 A．had read 　　　　　 B．read　 　　　　　　　　 C．have read　　 　　　 D．was reading

--- How often do you eat out?

--- __, but usually once a week．

　 A．Have no idea　　　 　　　　　　　　　　　　　　　 B．It depends　　　　 　　　　　　　　　　

C．As usual　　　　　 　　　　　　　　　　　　　　　 D．Generally speaking

I can't imagine how he finished the race, ___ his foot wounded so seriously．

      A．for                     B．when                    C．because              D．with

--- Have you seen Peter recently?

---Yes, actually I saw him yesterday．I ____ him for half a year．

　　　 A．haven't seen 　　　　 B．hadn't seen 　　　　　 C．didn't see　 　　　　　 D．don't see

So suddenly____ that people had no time to escape．

       A．did the big fire happen                     B．the big fire happened

       C．was the big fire happened                      D．the big fire was happened